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NAICS 332321, industry

NAICS 332321: Metal window and door manufacturing

NAICS 332321 is the industry code for metal window and door manufacturing. Use it on loan applications, tax forms and registrations. Explore financing for manufacturing and start your application when you are ready.

What 332321 covers

This code covers makers of metal windows, doors, frames, storm doors, screens and storefront systems, typically from aluminum or steel.

Included in this code

  • Aluminum windows and frames
  • Steel doors and frames
  • Storefront and curtain wall systems
  • Storm doors and windows
  • Metal screens and shutters

Not this code

Businesses that use 332321

Hollow metal door makerAluminum storefront fabricatorStorm door manufacturer

Financing for this trade

Window and door makers finance fabrication and finishing equipment with equipment loans and use lines of credit for aluminum and glass inventory and contractor receivables. Lenders look at construction backlog and retainage.

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Is 332321 the right code for a metal window and door manufacturer?

Yes, if you make metal windows, doors, frames, storefronts or curtain wall systems. Wood and vinyl windows belong in other codes such as 321911 or 326199, and glaziers installing systems on site use 238150. Garage door makers of metal doors also generally use 332321.

What is the SBA size standard for 332321?

Under 13 CFR 121.201, a business classified under NAICS 332321 is small if it averages no more than 750 employees, counting affiliates, over the prior 24 months. SBA uses that number for loan eligibility and federal agencies use it for small business set asides. A firm above it can still qualify for SBA 7(a) and 504 loans under the alternative standard of $15 million tangible net worth and $5 million average net income.

What financing do window and door manufacturers use?

These manufacturers usually combine equipment loans for saws, CNC centers and paint lines with a revolving line covering aluminum, glass and hardware inventory. Selling to contractors means retainage and slow payment, so receivables financing is common. SBA 504 loans help with plant purchases.

What does NAICS 332321 cover?

Metal window and door manufacturing. Industry level code in NAICS 2022, under 31-33 Manufacturing, 332 Fabricated metal product manufacturing, 3323 Architectural and structural metals manufacturing, 33232 Ornamental and architectural metal products manufacturing.

What financing do NAICS 332321 businesses use?

Equipment financing, working capital, SBA loans and invoice factoring are the products placed most for manufacturing businesses. Start an application and the AI matches the deal to lenders that fund this code.

Where do I put NAICS 332321?

On the SBA loan application, on federal Schedule C or Form 1120, on SAM.gov and state registrations, and on most lender applications. A business can report more than one code; use this one if it describes what produces most of your revenue.